CN2603431Y - The bearing structure of the central processing unit cooling device - Google Patents

Abstract

The utility model discloses a bearing structure of central processing unit heat abstractor, include: a heat dissipation plate having a plurality of through holes; the fixing seat is arranged below the heat dissipation plate, a plurality of screw connection grooves are formed in the fixing seat, the screw connection grooves correspond to the through holes of the heat dissipation plate, and guide holes are formed in the bottom edge of each screw connection groove; the connecting components are respectively arranged in the screw joint grooves of the fixed seat; the connecting assembly comprises an elastic assembly, a sleeve and a bolt connection assembly, the elastic assembly is accommodated in the bolt connection groove, the top edge of the sleeve forms an annular edge, the sleeve is sleeved in the elastic assembly and matched with the top end of the elastic assembly through the annular edge, the bolt connection assembly penetrates through the sleeve, and the length of the bolt connection assembly is longer than that of the sleeve. By the structure, when the sleeve penetrates through the guide hole at the bottom edge of the screw connection groove and penetrates through the positioning hole on the mainboard, the alignment effect of the screw connection assembly on locking is achieved conveniently.

Description

The bearing structure of the central processing unit cooling device

technical field

The utility model relates to a bearing structure of a cooling device for a central processing unit, in particular to a bearing structure suitable for a notebook computer and capable of properly connecting the central processing unit and the cooling device.

Background technique

The load-bearing structure of the existing notebook computer (notebook computer) central processing unit (CPU) cooling device is to press the central processing unit on a cooling plate made of a metal material in a screw locking manner, so as to assist heat dissipation by means of the cooling plate. , this kind of screw locking method completely depends on the force of the screw to determine the pressure exerted by the heat sink on the CPU. If the screw locking force is too large, it may cause damage to the CPU. If the screw If the locking force is too small, the locking will not be firm. Therefore, it is time-consuming to adjust the locking force of the screw during assembly, which makes the assembly operation more troublesome and the relative cost will also increase.

In addition, the above-mentioned existing method for connecting the CPU and the cooling device also has the disadvantage of being unfavorable for alignment during screw locking.

It can be known from the above that the existing method for connecting the CPU and the cooling device obviously has inconvenience and defects in actual use, and needs to be improved.

The designer of this utility model feels that the above-mentioned defects can be further improved, so he devotes himself to research and cooperates with the application of the theory, and finally proposes a utility model with reasonable design and effective improvement of the above-mentioned defects.

Utility model content

The main purpose of this utility model is to provide a load-bearing structure of a central processing unit cooling device, so that the screw joint assembly can have an auxiliary guide stroke to provide its alignment effect on locking, and at the same time, it can solve the problem of screw joint assembly. Component locking force is too large or too small.

In order to achieve the above object, the utility model provides a load-bearing structure of a central processing unit cooling device, comprising: a cooling plate provided with a plurality of perforations; There are a plurality of screw connection grooves, the plurality of screw connection grooves correspond to the through holes of the heat dissipation plate, and the bottom edges of the screw connection grooves are provided with guide holes; and a plurality of connection components are respectively arranged on the screw connection In the groove; wherein, the connection component includes an elastic component, a sleeve and a screw connection component, the elastic component is accommodated in the screw connection groove, and the top edge of the sleeve forms a ring edge, and the sleeve covers Placed in the elastic component and abutted against the top end of the elastic component by the ring edge, the screw connection component is passed through the sleeve, and the length of the screw connection component is longer than the length of the sleeve.

In the bearing structure of the heat sink of the central processing unit as described above, a heat conduction portion is provided on the bottom surface of the fixing base.

The bearing structure of the central processing unit cooling device as described above, wherein, the top surface of the heat conduction part is in direct contact with a heat pipe, the heat pipe is arranged on the bottom surface of the heat dissipation plate, and a heat pipe corresponding to the heat pipe is provided on the fixing seat. Corresponding to the groove, the heat pipe is accommodated in the groove and directly contacts with the top surface of the heat conducting part.

The above-mentioned supporting structure of the cooling device of the central processing unit, wherein, the heat pipe extends from one side of the cooling plate to the other side, and runs through diagonally diagonal corners of the cooling plate.

The above-mentioned supporting structure of the central processing unit cooling device, wherein the heat pipe extends to the outside of the cooling plate, wherein the tube body extending to the outside of the cooling plate runs through a stacked array of multiple cooling fins made radiator.

In the bearing structure of the central processing unit cooling device described above, the elastic component of the connecting component is a compression spring.

In the bearing structure of the central processing unit heat sink as described above, a chamfer is formed on the bottom edge of the sleeve of the connection assembly.

The bearing structure of the heat sink of the central processing unit as described above, wherein, the screwed components of the connecting components are screws.

The bearing structure of the central processing unit cooling device above, wherein, the outer edge of the screwed component of the connecting component forms a washer, and the diameter of the washer is larger than the diameter of the perforated hole on the cooling plate.

When the load-bearing structure of the present invention is to be connected to the main board, the screw assembly is first pressed downward by the screw tool, so that the sleeve passes through the guide hole at the bottom edge of the screw groove, and It penetrates into the positioning hole on the main board, thereby providing a guiding function for the alignment of the threaded assembly, so that the threaded assembly remains upright during the entire locking action, so it can be locked smoothly The screw hole below the positioning hole achieves the alignment effect of the screwed component on the lock.

When the screwed component is locked in the screw hole, the elastic component will be pressed by the ring edge of the top edge of the sleeve, and will be in a state of elastic storage, so the locking pressure of the screwed component can be properly adjusted through the elastic force , so that the assembly operation is relatively fast and easy, and the cost can be effectively reduced.

Since a chamfer is formed on the bottom edge of the sleeve, it also has the effect of improving the guiding effect when passing through the positioning hole of the main board.

Below in conjunction with accompanying drawing and specific embodiment, the utility model is further described.

Description of drawings

Fig. 1 is a three-dimensional exploded view of the utility model;

Fig. 2 is the three-dimensional assembly diagram of the present utility model;

Fig. 3 is a plane sectional view of the utility model;

FIG. 3A is an enlarged detailed view of part A of FIG. 3;

Fig. 4 is a three-dimensional exploded view of the utility model and the central processing unit;

Fig. 5 is a plane sectional view of the utility model and the central processing unit.

Detailed ways

Fig. 1, Fig. 2 and Fig. 3 are three-dimensional exploded view, three-dimensional combined view and plane sectional view of the present utility model respectively. The utility model provides a bearing structure of a central processor cooling device, which is a bearing structure suitable for the central processor of a notebook computer, and is used to connect to a mainboard 4 (as shown in Figure 4), and provides The central processing unit 40 located on the motherboard 4 dissipates heat, including a cooling plate 1, a fixing seat 2 and a plurality of connecting components 3; wherein:

The cooling plate 1 is made of a material with good thermal conductivity such as metal, and it is arranged inside a mainframe (not shown) of a notebook computer. One side of the radiator extends to the other side, so as to roughly penetrate the diagonally diagonal corner of the radiator plate 1, and the heat pipe 10 continues to extend to the tube body outside the radiator panel 1, and then runs through a stack of multiple radiator fins 12. The arranged radiators 11 are used to assist in heat dissipation; in addition, a plurality of perforations 13 are provided on the edge of the radiator plate 1 that does not pass through the heat pipe 10 .

The fixing seat 2 is roughly a square thick plate, and is arranged under the heat sink 1, and a groove 20 corresponding to the above-mentioned heat pipe 10 is opened on the fixing seat 2, so that the heat pipe 10 can be accommodated in the groove. In the slot 20, at the same time, a heat conduction portion 21 is provided on the bottom surface of the fixed seat 2, and the bottom surface of the heat conduction portion 21 is used to face-to-face with the above-mentioned central processing unit 40 (as shown in FIG. 5 ), and the heat conduction portion 21 The top surface can directly contact the heat pipe 10 through the groove 20 , thereby helping the CPU 40 to dissipate heat.

The fixing base 2 is provided with a plurality of threaded grooves 22 corresponding to the through holes 13 of the heat sink 1 , and the bottom edges of the threaded grooves 22 are each provided with guide holes 23 .

A plurality of connection components 3 are respectively arranged in the screw connection grooves 22 of the fixing plate 2, and the connection components 3 all include an elastic component (compression spring) 30, a sleeve 31 and a screw connection component (screw) 32, wherein The elastic component 30 is accommodated in the threaded groove 22, and the top edge of the sleeve 31 forms a ring edge 33 for the sleeve 31 to be placed in the elastic component 30 and can be resisted against the elastic component 30 top, in addition, the threaded assembly 32 is passed through the sleeve 31, and the length of the threaded assembly 32 is longer than the length of the sleeve 31; Washer 34, this washer 34 is larger than the perforation 13 on this cooling plate 1, in order to avoid that this threaded assembly 32 falls out by perforation 13, simultaneously, also can form a chamfer 35 on the bottom edge of this sleeve 31 (as 3A) to improve the guiding effect of the sleeve 31.

Therefore, with the above-mentioned structural composition, the bearing structure of the central processing unit cooling device of the present invention can be obtained.

As shown in Fig. 4 and Fig. 5, it is respectively the three-dimensional exploded view and the plane sectional view of the utility model and the central processing unit; Apply downward pressure to the threaded assembly 32, so that the sleeve 31 passes through the guide hole 23 at the bottom edge of the threaded groove 22, and penetrates into the positioning hole 41 on the motherboard 4, thereby providing the The guiding effect of the threaded assembly 32 on the alignment keeps the threaded assembly 32 in an upright state during the entire locking action, so it can be smoothly locked in the screw hole 42 below the positioning hole 41 (as shown in Figure 5 shown), so as to achieve the effect of facilitating the alignment of the screwed assembly 32 on the locking.

While the threaded assembly 32 is locked in the screw hole 42, the elastic assembly 30 will be pressed by the ring edge 33 of the top edge of the sleeve 31, and will be in a state of elastic storage, so the threaded assembly can be properly adjusted through the elastic force. The locking pressure of the component 30 further makes the assembly operation faster and easier, and effectively reduces the cost.

Since a chamfer 35 can be formed on the bottom edge of the sleeve 31 , it also has the effect of improving the guiding effect when passing through the positioning hole 41 of the main board 4 .

To sum up, the load-bearing structure of the central processing unit heat sink of the utility model not only contributes to the alignment effect of the locking, but also makes the assembly faster and easier, so as to effectively solve many inconveniences and defects of the prior art

The above descriptions are only preferred feasible embodiments of the present utility model, and are not intended to limit the patent scope of the present utility model. within the scope of the new patent.

Claims (9)

1, a kind of bearing structure of central processing unit heat abstractor is characterized in that, comprising:

One heat sink is provided with a plurality of perforation;

One holder is located at this heat sink below, and this holder is provided with a plurality of grooves that are spirally connected, and these a plurality of grooves that are spirally connected are corresponding with the perforation of this heat sink, and this bottom land edge that is spirally connected is equipped with guide hole; And

A plurality of coupling assemblings are located at respectively in the groove that is spirally connected of this holder;

Wherein, this coupling assembling comprises an elastic parts, a sleeve and an assembly that is spirally connected, this elastic parts is placed in this groove that is spirally connected, this sleeve apical margin then forms a ring limit, this jacket casing places this elastic parts and is supported by this ring limit and terminates in this elastic parts top, this assembly that is spirally connected is arranged on this sleeve, and the length of this assembly that is spirally connected is longer than the length of this sleeve.

2, the bearing structure of central processing unit heat abstractor as claimed in claim 1 is characterized in that, described holder bottom surface is provided with a heat-conducting part.

3, the bearing structure of central processing unit heat abstractor as claimed in claim 2, it is characterized in that, described heat-conducting part end face place directly contacts with a heat pipe, this heat pipe is located at this heat sink bottom surface, and on this holder, offer one with the corresponding groove of this heat pipe, this heat pipe is placed in this groove and with heat-conducting part end face place and directly contacts.

4, the bearing structure of central processing unit heat abstractor as claimed in claim 3 is characterized in that, described heat pipe extends to opposite side by a side of this heat sink, runs through the oblique diagonal angle of this heat sink.

5, the bearing structure of central processing unit heat abstractor as claimed in claim 3, it is characterized in that, described heat pipe extends to this heat sink outside, and wherein, a heating radiator that forms with multi-disc radiating fin institute stack arrangement is then run through at the body position that extends to this heat sink outside.

6, the bearing structure of central processing unit heat abstractor as claimed in claim 1 is characterized in that, the elastic parts of described coupling assembling is a compression spring.

7, the bearing structure of central processing unit heat abstractor as claimed in claim 1 is characterized in that, the root edge of the sleeve of described coupling assembling is formed with a lead angle.

8, the bearing structure of central processing unit heat abstractor as claimed in claim 1 is characterized in that, the assembly that is spirally connected of described coupling assembling is a screw.

9, the bearing structure of central processing unit heat abstractor as claimed in claim 1 is characterized in that the assembly outer rim that is spirally connected of described coupling assembling forms a packing ring, and this packing ring is greater than the perforation on this heat sink.

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